The Challenge

Legends will fall. A new champion will rise.

Genres: Reality

Counries: Australia, United States of America

Companies: Bunim/Murray Productions, Dualstar Productions

Seasons: 41 (646 episodes)

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.